Features Digital Switching Power Supply Design AC-to-DC Power Conversion Provides Constant Source of DC Voltage Home Desktop Workstation Power Supply Style USB Charge Support Works with All of Todays Latest Devices Simple Electronic Plug-in Operation Hassle-Free Dual Screw Terminal Connectors Eliminates the Need of Battery or External Power Source Voltage Metered Digital LCD Display Rotary Control Voltage Level Adjustment Built-in Cooling Fan LED Backlit ON / OFF Switch Electronic Overload & Short Circuit Protection Rugged & Durable Housing Construction Cabinet Heatsink Used for Component & Device Equipment Testing Operation & Performance Compact Hobby Power Supplies Safe for Tabletop Placement